Installing and removing the power module for headlight J667 / J668, left side

Removing

• Switch off ignition and all electrical consumers.

Vehicles without access and start authorisation system

• Remove ignition key, if fitted.

Vehicles with access and start authorisation system

• Store the ignition key outside the vehicle to prevent the ignition from being switched on unintentionally.

Continued for all vehicles

• Remove headlight .
• Unscrew bolts -arrows-.
• Detach control unit -1- from headlight.

Installing

Installation is carried out in the reverse sequence; note the following:

• Check the seal between the control unit and the headlight for damage.

Specified torques

• Bolt tightening torque 1.5 Nm

Installing and removing the power module for headlight J667 / J668, right side

Removing

• Remove the lower engine noise insulation .
• Remove bolts -2-.
• Detach control unit -1- from headlight.

Installing

• Installation is carried out in the reverse sequence; note the following:
• Check the seal between the control unit and the headlight for damage.

Specified torques

• Bolt tightening torque 1.5 Nm

Removing and installing left LED module for daytime driving light and side light - L176- / right LED module for daytime driving light and side light - L177-

Note The illustrations show the replacement of the left LED module for daylight driving light and side light - L176- of the left headlight.

The replacement of the right LED module for daylight driving light and side light - L177- of the right headlight follows the same procedure.

Removing

• Switch off ignition and all electrical consumers.

Vehicles without access and start authorisation system

• Remove ignition key, if fitted.

Vehicles with access and start authorisation system

• Store the ignition key outside the vehicle to prevent the ignition from being switched on unintentionally.

Continued for all vehicles

Remove left headlight.

Remove the three securing bolts -1- of the left LED module for daylight driving light and side light - L176- .

• Pull the left LED module for daylight driving light and side light - L176- -2- out of the headlight.

Installing

Installation is carried out in the reverse sequence; note the following:

• Check the seal between the control unit and the headlight for damage.

Specified torques

• Bolt tightening torque 1.5 Nm